Bootstrap输入框和导航

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./css/bootstrap.css">
</head>

<body>
    <!-- <div class="container">
        <div class="input-group input-group-sm">
            <input type="text" class="form-control">
            <span class="input-group-addon ">百度一下</span>
        </div>
        <div class="input-group input-group-sm">
            <input type="text" class="form-control">
            <span class="input-group-btn ">
                <button class="btn btn-primary" type="button">百度一下</button>
            </span>
        </div>
    </div> -->
    <ul class="nav nav-tabs nav-justified">
        <li class="active"><a href="#">我是演员一号</a></li>
        <li><a href="">我是演员一号</a></li>
        <!-- javascript:;  javascript:void(0) 都能阻止a链接的默认跳转 是关键字-->
        <li><a href="javascript:;">我是演员一号</a></li>
        <li><a href="javascript:void(0)">我是演员一号</a></li>
    </ul>
    <!-- nav-pills胶囊导航  nav-justified自适应导航 -->
    <ul class="nav nav-pills nav-justified">
        <li class="active"><a href="#">我是演员一号</a></li>
        <li><a href="">我是演员一号</a></li>
        <!-- javascript:;  javascript:void(0) 都能阻止a链接的默认跳转 是关键字-->
        <li><a href="javascript:;">我是演员一号</a></li>
        <li><a href="javascript:void(0)">我是演员一号</a></li>
    </ul>
    <!-- <table>
        <tr>
            <td>1</td>
            <td>1</td>
            <td>1</td>
            <td>1</td>
        </tr>
    </table> -->
    <ul class="nav nav-pills">
        <li class="active"><a href="#">我是演员一号</a></li>
        <li><a href="">我是演员一号</a></li>
        <!-- javascript:;  javascript:void(0) 都能阻止a链接的默认跳转 是关键字-->
        <li><a href="javascript:;">我是演员一号</a></li>
        <li><a href="javascript:void(0)">我是演员一号</a></li>
        <li class="dropdown open">
            <a href="#" class="dropdown-toggle" data-toggle="dropdown">其他
                <span class="caret"></span>
            </a>
            <ul class="dropdown-menu ">
                <li><a href="#">收藏 </a></li>
                <li><a href="#">收藏 </a></li>
                <li class="dropdown open">
                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">其他
                        <span class="caret"></span>
                    </a>
                    <ul class="dropdown-menu ">
                        <li><a href="#">收藏 </a></li>
                        <li><a href="#">收藏 </a></li>
                    </ul>
                </li>
            </ul>
        </li>
    </ul>

    <script src="./js/jquery-1.12.4.js"></script>
    <script src="./js/bootstrap.js"></script>
    <script>
        $('.nav,.nav-tabs li').click(function (e) {
            $(this).addClass('active').siblings().removeClass('active')
            /* 阻止默认事件 冒泡 */
            return false;
        })
        $('.nav,.nav-pills li').click(function (e) {
            $(this).addClass('active').siblings().removeClass('active')
            /* 阻止默认事件 冒泡 */
            return false;
        })
        $('.dropdown').click(function(){ $(this).toggleClass('open') })
    </script>

</body>

</html>